Messages in this thread Patch in this message | | | From | Maxime COQUELIN <> | Subject | [PATCH] drivers: i2c: i2c-st: Fix return in case of arbitration lost | Date | Fri, 28 Feb 2014 13:52:56 +0100 |
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This patch fixes the error returned to the i2c_transfer function to -EAGAIN in case of arbitratin lost, so that the retry mechanism can be used.
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com> --- drivers/i2c/busses/i2c-st.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-st.c b/drivers/i2c/busses/i2c-st.c index 9cf715d..8720161 100644 --- a/drivers/i2c/busses/i2c-st.c +++ b/drivers/i2c/busses/i2c-st.c @@ -574,7 +574,7 @@ static irqreturn_t st_i2c_isr_thread(int irq, void *data) writel_relaxed(it, i2c_dev->base + SSC_IEN); st_i2c_set_bits(i2c_dev->base + SSC_I2C, SSC_I2C_STOPG); - c->result = -EIO; + c->result = -EAGAIN; break; default: -- 1.9.0
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